la Meaning, Definition & Usage

  1. noun a white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth
    atomic number 57; lanthanum.
  2. noun a state in southern United States on the Gulf of Mexico; one of the Confederate states during the American Civil War
    Louisiana; Pelican State.
  3. noun the syllable naming the sixth (submediant) note of a major or minor scale in solmization
    lah.

WordNet

La noun
Definitions
  1. (Mus.) (a) A syllable applied to the sixth tone of the scale in music in solmization. (b) The tone A; -- so called among the French and Italians.
La interjection
Etymology
Cf. Lo.
Definitions
  1. Look; see; behold; -- sometimes followed by you. Obs. Shak.
  2. An exclamation of surprise; -- commonly followed by me; as, La me! Low

Webster 1913